/* ============================================
   ComfyUI Tools for LLMs - Apple Sharp Theme
   ============================================ */

/* === Font Imports === */
@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@500;600;700&family=Barlow:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

/* === CSS Custom Properties (Apple Sharp Palette) === */
:root {
    /* Base Palette */
    --color-void: #0A0C0E;
    --color-plate: #14171C;
    --color-frame: #1E2328;
    --color-text: #C1C5C8;
    --color-text-muted: #6F7477;

    /* Metal Accents */
    --color-metal-base: #6F7477;
    --color-metal-trim: #464B4E;
    --color-metal-highlight: #C1C5C8;

    /* Accent Colors */
    --color-success: #3FFF59;
    --color-success-idle: #1C8E32;
    --color-warning: #E79C35;
    --color-warning-idle: #A06715;
    --color-critical: #C32D2D;
    --color-critical-idle: #6C1B1B;
    --color-info: #68A9EC;
    --color-info-idle: #305575;

    /* Primary accent (for buttons, highlights) */
    --color-accent: #68A9EC;
    --color-accent-hover: #8BC0F5;
    --color-accent-active: #4A8BD4;

    /* Fonts */
    --font-display: "Barlow Condensed", ui-sans-serif, system-ui, sans-serif;
    --font-sans: "Barlow", ui-sans-serif, system-ui, sans-serif;
    --font-mono: "JetBrains Mono", ui-monospace, monospace;

    /* Spacing & Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
}

html,
body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: var(--font-sans);
    background-color: var(--color-void);
    color: var(--color-text);
    font-feature-settings: "rlig" 1, "calt" 1;
}

body {
    display: flex;
    flex-direction: column;
}

/* === Header === */
header {
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--color-plate);
    border-bottom: 1px solid var(--color-metal-trim);
}

h1 {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 600;
    color: var(--color-text);
    letter-spacing: -0.025em;
    text-transform: uppercase;
    margin: 0;
}

h2 {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text);
    letter-spacing: -0.025em;
    text-transform: uppercase;
    margin: 0;
}

/* === Main Layout === */
main {
    display: flex;
    flex: 1;
    gap: 20px;
    padding: 20px;
    background-color: var(--color-void);
}

/* === Panel Cards === */
.panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--color-frame);
    border-radius: var(--radius-lg);
    padding: 20px;
    border: 1px solid var(--color-metal-trim);
}

.panel-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-metal-trim);
}

.panel-title h2 {
    margin: 0;
}

/* === Question/Help Button === */
.question-button {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: var(--color-metal-trim);
    color: var(--color-text);
    border: 1px solid var(--color-metal-base);
    font-weight: 600;
    font-size: 13px;
    font-family: var(--font-sans);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    transition: all 0.2s ease;
}

.question-button:hover {
    background-color: var(--color-info);
    color: var(--color-void);
    border-color: var(--color-info);
}

/* === Tab Container === */
.tab-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.tab-group {
    display: flex;
    gap: 2px;
}

.tab {
    padding: 10px 16px;
    height: 38px;
    line-height: 18px;
    background-color: var(--color-plate);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    cursor: pointer;
    font-weight: 600;
    font-family: var(--font-display);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: var(--color-text-muted);
    border: none;
    box-sizing: border-box;
    transition: all 0.2s ease;
}

.tab:hover {
    color: var(--color-text);
    background-color: var(--color-metal-trim);
}

.tab.active {
    background-color: var(--color-info);
    color: var(--color-void);
}

/* === Button Groups === */
.button-group {
    display: flex;
    gap: 6px;
}

.button-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: 0;
    font-size: 16px;
    width: 20px;
    height: 20px;
}

.full-width .button-icon {
    margin-right: 8px;
}

/* === Action Buttons === */
.action-button {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-metal-trim);
    color: var(--color-text);
    border: 1px solid var(--color-metal-base);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 500;
    font-family: var(--font-sans);
    font-size: 14px;
    transition: all 0.2s ease;
}

.action-button:hover {
    background-color: var(--color-metal-base);
    border-color: var(--color-metal-highlight);
}

.action-button:active {
    background-color: var(--color-info-idle);
    border-color: var(--color-info);
}

/* === Editor Container === */
.editor-container {
    flex: 1;
    position: relative;
    margin-bottom: 12px;
}

.editor-box {
    position: absolute;
    inset: 0;
    background-color: var(--color-plate);
    border: 1px solid var(--color-metal-trim);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--color-text);
    overflow: auto;
    padding: 12px;
    outline: none;
    white-space: pre-wrap;
    word-wrap: break-word;
    /* Dark scrollbar */
    scrollbar-width: thin;
    scrollbar-color: var(--color-metal-trim) var(--color-plate);
}

.editor-box::-webkit-scrollbar {
    width: 8px;
}

.editor-box::-webkit-scrollbar-track {
    background: var(--color-plate);
    border-radius: var(--radius-sm);
}

.editor-box::-webkit-scrollbar-thumb {
    background: var(--color-metal-trim);
    border-radius: var(--radius-sm);
}

.editor-box::-webkit-scrollbar-thumb:hover {
    background: var(--color-metal-base);
}

.placeholder {
    color: var(--color-text-muted);
    pointer-events: none;
    font-style: italic;
}

.editor-box:not(:empty) .placeholder,
.editor-box:focus .placeholder {
    display: none;
}

/* === Full Width Button Row === */
.full-width {
    width: 100%;
    display: flex;
    gap: 10px;
    margin-top: 12px;
}

.full-width .action-button {
    flex: 1;
    height: 44px;
    padding: 0;
    font-size: 14px;
    background-color: var(--color-info-idle);
    border-color: var(--color-info);
    color: var(--color-text);
}

.full-width .action-button:hover {
    background-color: var(--color-info);
    color: var(--color-void);
}

/* === Navigation Styles === */
nav {
    display: flex;
    flex-direction: row;
    gap: 10px;
    align-items: center;
}

.nav-button {
    background-color: var(--color-metal-trim);
    color: var(--color-text);
    border: 1px solid var(--color-metal-base);
    border-radius: var(--radius-sm);
    padding: 10px 18px;
    margin: 0;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    white-space: nowrap;
    text-decoration: none;
}

.nav-button:hover {
    background-color: var(--color-metal-base);
    border-color: var(--color-metal-highlight);
}

.nav-button.highlight-button {
    background-color: var(--color-success-idle);
    color: var(--color-success);
    border: 1px solid var(--color-success);
    font-weight: 700;
}

.nav-button.highlight-button:hover {
    background-color: var(--color-success);
    color: var(--color-void);
}

/* === Footer === */
footer {
    font-size: 13px;
    color: var(--color-text-muted);
    text-align: center;
    padding: 16px;
    background-color: var(--color-plate);
    border-top: 1px solid var(--color-metal-trim);
}

footer p {
    margin: 4px 0;
}

footer a {
    color: var(--color-info);
    text-decoration: none;
    transition: color 0.2s ease;
}

footer a:hover {
    color: var(--color-accent-hover);
}

/* === Modal Styling === */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 12, 14, 0.9);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal[style*="display: block"],
.modal[style*="display:block"],
.modal[style*="display: flex"],
.modal.show {
    display: flex !important;
}

.modal-content {
    background: var(--color-frame);
    padding: 32px;
    border-radius: var(--radius-lg);
    max-width: 640px;
    max-height: 90vh;
    overflow-y: auto;
    color: var(--color-text);
    position: relative;
    border: 1px solid var(--color-metal-trim);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.modal-content h2 {
    margin-top: 0;
    color: var(--color-text);
    text-align: center;
    margin-bottom: 24px;
    font-family: var(--font-display);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.modal-content h3 {
    color: var(--color-info);
    margin-top: 24px;
    margin-bottom: 12px;
    font-family: var(--font-display);
    text-transform: uppercase;
}

.modal-content p {
    margin-bottom: 16px;
    line-height: 1.6;
}

.modal-content ul,
.modal-content ol {
    margin-left: 24px;
    margin-bottom: 16px;
}

.modal-content li {
    margin-bottom: 8px;
    line-height: 1.5;
}

.modal-content pre {
    background-color: var(--color-plate);
    padding: 16px;
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: 16px 0;
    border: 1px solid var(--color-metal-trim);
}

.modal-content code {
    background-color: var(--color-plate);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 13px;
}

.modal-content button {
    padding: 10px 20px;
    background-color: var(--color-info-idle);
    color: var(--color-text);
    border: 1px solid var(--color-info);
    border-radius: var(--radius-sm);
    cursor: pointer;
    margin-top: 24px;
    display: block;
    margin-left: auto;
    margin-right: auto;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    transition: all 0.2s ease;
}

.modal-content button:hover {
    background-color: var(--color-info);
    color: var(--color-void);
}

/* === Toast Notifications === */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-frame);
    color: var(--color-text);
    padding: 14px 28px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-metal-trim);
    opacity: 0;
    transition: opacity 0.3s;
    z-index: 1000;
    max-width: 80%;
    font-family: var(--font-sans);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.toast.show {
    opacity: 1;
}

.toast.success {
    background-color: var(--color-success-idle);
    border-color: var(--color-success);
    color: var(--color-success);
}

.toast.error {
    background-color: var(--color-critical-idle);
    border-color: var(--color-critical);
    color: #FF6B6B;
}

.toast.info {
    background-color: var(--color-info-idle);
    border-color: var(--color-info);
    color: var(--color-info);
}

/* === Drag & Drop State === */
.drag-over {
    border-color: var(--color-info) !important;
    background-color: rgba(104, 169, 236, 0.1) !important;
}

/* === Action Row === */
.action-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-top: 12px;
}

.left-buttons {
    justify-content: flex-start;
}

.center-buttons {
    justify-content: center;
    flex-grow: 1;
}

.right-buttons {
    justify-content: flex-end;
}

/* Top button group styling */
.button-group .action-button {
    padding: 0;
    width: 42px;
    height: 42px;
    min-width: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.button-group .button-icon {
    margin-right: 0;
    font-size: 16px;
    width: 20px;
    height: 20px;
}

/* Bottom action row button styling */
.action-row .action-button {
    height: 42px;
    padding: 0 18px;
    font-size: 14px;
    min-width: 130px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.action-row .button-icon {
    font-size: 16px;
    width: 20px;
    height: 20px;
    margin-right: 10px;
}

.action-button.disabled {
    background-color: var(--color-metal-trim);
    cursor: not-allowed;
    opacity: 0.4;
    border-color: var(--color-metal-trim);
}

/* === Logo Container === */
.logo-container {
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo {
    height: 32px;
    width: auto;
    opacity: 0.9;
}

/* Larger icons for full-width action buttons */
.full-width .button-icon,
.action-row .button-icon {
    font-size: 16px;
    width: 20px;
    height: 20px;
    margin-right: 10px;
}

#compress-nodes-btn {
    height: 44px;
}

/* === Graph Preview Modal === */
.graph-preview-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(10, 12, 14, 0.9);
    z-index: 1000;
    display: none;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(4px);
}

.graph-preview-container {
    width: 90%;
    height: 90%;
    background-color: var(--color-plate);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--color-metal-trim);
}

.graph-preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 24px;
    background-color: var(--color-frame);
    border-bottom: 1px solid var(--color-metal-trim);
}

.graph-preview-header h2 {
    margin: 0;
    color: var(--color-text);
    font-size: 18px;
    font-family: var(--font-display);
    text-transform: uppercase;
}

.graph-preview-controls {
    display: flex;
    gap: 10px;
    align-items: center;
}

.line-type-controls {
    display: flex;
    background-color: var(--color-plate);
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--color-metal-trim);
}

.line-type-btn {
    background: none;
    border: none;
    color: var(--color-text-muted);
    padding: 6px 12px;
    cursor: pointer;
    font-size: 13px;
    font-family: var(--font-sans);
    display: flex;
    align-items: center;
    gap: 5px;
    transition: all 0.2s ease;
}

.line-type-btn:hover {
    background-color: var(--color-metal-trim);
    color: var(--color-text);
}

.line-type-btn.active {
    background-color: var(--color-info);
    color: var(--color-void);
}

.btn {
    background-color: var(--color-metal-trim);
    border: 1px solid var(--color-metal-base);
    color: var(--color-text);
    padding: 6px 12px;
    cursor: pointer;
    font-size: 13px;
    font-family: var(--font-sans);
    display: flex;
    align-items: center;
    gap: 5px;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.btn:hover {
    background-color: var(--color-metal-base);
}

.graph-preview-close {
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-size: 20px;
    cursor: pointer;
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

.graph-preview-close:hover {
    color: var(--color-critical);
}

.graph-preview-content {
    flex: 1;
    overflow: hidden;
    position: relative;
    background-color: var(--color-void);
}

#stats-modal {
    display: none;
    align-items: center;
    justify-content: center;
}

.node-size-controls {
    display: flex;
    margin-left: 10px;
    gap: 4px;
}

.node-size-controls .action-button {
    padding: 6px 12px;
    background-color: var(--color-metal-trim);
    border-radius: var(--radius-sm);
}

.node-size-controls .action-button:hover {
    background-color: var(--color-metal-base);
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1000px) {
    header {
        flex-direction: column;
        align-items: center;
        gap: 16px;
        padding: 16px;
    }

    nav {
        margin-top: 10px;
        justify-content: center;
        flex-wrap: wrap;
        gap: 8px;
    }

    main {
        flex-direction: column;
        flex: 1;
        padding: 12px;
        gap: 16px;
    }

    .panel {
        width: auto;
        flex: 1 1 45vh;
        min-height: 350px;
        display: flex;
        flex-direction: column;
    }

    .panel .editor-container {
        flex-grow: 1;
        min-height: 150px;
    }

    .action-row {
        justify-content: center;
        gap: 12px;
    }

    .action-row .button-group {
        flex-grow: 1;
        flex-basis: auto;
        justify-content: center;
    }

    .action-row .button-group .action-button {
        flex: 1 1 auto;
        min-width: 140px;
        text-align: center;
    }
}

@media (max-width: 600px) {
    header h1 {
        font-size: 18px;
    }

    .panel-title h2 {
        font-size: 15px;
    }

    .tab-container {
        flex-wrap: wrap;
        gap: 10px;
    }

    .tab-container .button-group {
        flex-basis: 100%;
        justify-content: flex-start;
        flex-wrap: wrap;
    }

    .panel .editor-container {
        min-height: 120px;
    }

    .action-row .button-group .action-button {
        min-width: 110px;
        font-size: 13px;
        padding: 8px 12px;
    }

    .full-width .action-button {
        font-size: 13px;
        height: 40px;
    }

    .nav-button {
        padding: 8px 14px;
        font-size: 13px;
    }
}